From owner-svn-src-stable@freebsd.org Sat Oct 21 19:37:27 2017 Return-Path: Delivered-To: svn-src-stable@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 32C81E38388; Sat, 21 Oct 2017 19:37:27 +0000 (UTC) (envelope-from oshogbo@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id F28B56856E; Sat, 21 Oct 2017 19:37:26 +0000 (UTC) (envelope-from oshogbo@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id v9LJbQIr019710; Sat, 21 Oct 2017 19:37:26 GMT (envelope-from oshogbo@FreeBSD.org) Received: (from oshogbo@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id v9LJbQ4m019709; Sat, 21 Oct 2017 19:37:26 GMT (envelope-from oshogbo@FreeBSD.org) Message-Id: <201710211937.v9LJbQ4m019709@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: oshogbo set sender to oshogbo@FreeBSD.org using -f From: Mariusz Zaborski Date: Sat, 21 Oct 2017 19:37:26 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r324833 - stable/11/sys/contrib/libnv X-SVN-Group: stable-11 X-SVN-Commit-Author: oshogbo X-SVN-Commit-Paths: stable/11/sys/contrib/libnv X-SVN-Commit-Revision: 324833 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-stable@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: SVN commit messages for all the -stable branches of the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 21 Oct 2017 19:37:27 -0000 Author: oshogbo Date: Sat Oct 21 19:37:25 2017 New Revision: 324833 URL: https://svnweb.freebsd.org/changeset/base/324833 Log: MFC r323858: IMHO it is possible that failure will be treated as success because we don't initialize nvp on every loop iteration and the code under 'fail'(!) label detects success by checking of nvp != NULL. Submitted by: pjd@ Sponsored by: Wheel Systems Modified: stable/11/sys/contrib/libnv/nvpair.c Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/contrib/libnv/nvpair.c ============================================================================== --- stable/11/sys/contrib/libnv/nvpair.c Sat Oct 21 19:36:22 2017 (r324832) +++ stable/11/sys/contrib/libnv/nvpair.c Sat Oct 21 19:37:25 2017 (r324833) @@ -1690,11 +1690,10 @@ nvpair_move_number_array(const char *name, uint64_t *v nvpair_t * nvpair_move_nvlist_array(const char *name, nvlist_t **value, size_t nitems) { + nvpair_t *parent; unsigned int ii; - nvpair_t *nvp; int flags; - nvp = NULL; if (value == NULL || nitems == 0) { ERRNO_SET(EINVAL); return (NULL); @@ -1707,6 +1706,8 @@ nvpair_move_nvlist_array(const char *name, nvlist_t ** goto fail; } if (ii > 0) { + nvpair_t *nvp; + nvp = nvpair_allocv(" ", NV_TYPE_NVLIST, (uint64_t)(uintptr_t)value[ii], 0, 0); if (nvp == NULL) @@ -1717,25 +1718,27 @@ nvpair_move_nvlist_array(const char *name, nvlist_t ** flags = nvlist_flags(value[nitems - 1]) | NV_FLAG_IN_ARRAY; nvlist_set_flags(value[nitems - 1], flags); - nvp = nvpair_allocv(name, NV_TYPE_NVLIST_ARRAY, + parent = nvpair_allocv(name, NV_TYPE_NVLIST_ARRAY, (uint64_t)(uintptr_t)value, 0, nitems); + if (parent == NULL) + goto fail; + + for (ii = 0; ii < nitems; ii++) + nvlist_set_parent(value[ii], parent); + + return (parent); fail: - if (nvp == NULL) { - ERRNO_SAVE(); - for (ii = 0; ii < nitems; ii++) { - if (value[ii] != NULL && - nvlist_get_pararr(value[ii], NULL) != NULL) { - nvlist_destroy(value[ii]); - } + ERRNO_SAVE(); + for (ii = 0; ii < nitems; ii++) { + if (value[ii] != NULL && + nvlist_get_pararr(value[ii], NULL) != NULL) { + nvlist_destroy(value[ii]); } - nv_free(value); - ERRNO_RESTORE(); - } else { - for (ii = 0; ii < nitems; ii++) - nvlist_set_parent(value[ii], nvp); } + nv_free(value); + ERRNO_RESTORE(); - return (nvp); + return (NULL); } #ifndef _KERNEL